Do you really need a dental clean every six months? Most healthy people will probably be OK if they go anually. But some people are at higher risk of cavities or gum disease, and should go more often.
A new study shows the enigmatic hominin species Australopithecus africanus may have breastfed young for around 5-6 years – a very costly practice for the mother.
Lead contamination is not just a problem for Flint, Michigan. It is an issue in many regions. One epidemiologist figured out how to measure past lead exposure using treasured biological samples.
Considering language from a biological perspective led researchers to the idea that new food processing technologies affected neolithic human beings’ jaws – and allowed new language sounds to emerge.
How do you return Aboriginal remains to their place of origin when you have no record of where they came from? Look to a chemical element that’s laid down in teeth as people grow up.
We were the first to make the connection between P. gingivalis and fully diagnosed Alzheimer’s disease. While evidence of a link is growing, it must be interpreted in context.